First and Last Frost Dates

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Knowing when to expect frost is a huge factor in figuring out what to plant and when to plant it. Use this frost chart as a guideline for planning your spring and fall gardens.

Knowing when to expect frost is a huge factor in figuring out what to plant and when to plant it. Use this frost chart as a guideline for planning your spring and fall gardens.

The frost chart below is organized by USDA Hardiness Zone, but understand that these dates are approximated based on years of regional weather data. In most cases, the first and last frost will occur within two weeks of the date listed, but wacky weather patterns can result in a very early frost or late frost. Use the chart as a guide for planting, but count on your local weather forecast to plan frost protection measures.